7429040020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{89227}}^1$

素因数の和:89440

約数の個数: 48

約数和(自身を含む): 16369411968

約数和(自身を除く): 8940371948

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 181, 230, 362, 460, 724, 905, 1810, 3620, 4163, 8326, 16652, 20815, 41630, 83260, 89227, 178454, 356908, 446135, 892270, 1784540, 2052221, 4104442, 8208884, 10261105, 16150087, 20522210, 32300174, 41044420, 64600348, 80750435, 161500870, 323001740, 371452001, 742904002, 1485808004, 1857260005, 3714520010, 7429040020]

約数ペア:

[(1, 7429040020), (2, 3714520010), (4, 1857260005), (5, 1485808004), (10, 742904002), (20, 371452001), (23, 323001740), (46, 161500870), (92, 80750435), (115, 64600348), (181, 41044420), (230, 32300174), (362, 20522210), (460, 16150087), (724, 10261105), (905, 8208884), (1810, 4104442), (3620, 2052221), (4163, 1784540), (8326, 892270), (16652, 446135), (20815, 356908), (41630, 178454), (83260, 89227)]